JP4094072B2 - ソフトコンタクトレンズの低酸素成形 - Google Patents

ソフトコンタクトレンズの低酸素成形 Download PDF

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Publication number
JP4094072B2
JP4094072B2 JP16816895A JP16816895A JP4094072B2 JP 4094072 B2 JP4094072 B2 JP 4094072B2 JP 16816895 A JP16816895 A JP 16816895A JP 16816895 A JP16816895 A JP 16816895A JP 4094072 B2 JP4094072 B2 JP 4094072B2
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JP
Japan
Prior art keywords
lens mold
lens
mold piece
piece
blank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP16816895A
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English (en)
Japanese (ja)
Other versions
JPH08187794A (ja
Inventor
ウォーレス・アンソニー・マーティン
ジョナサン・パトリック・アダムス
ジョン・ベンジャミン・エンズ
テュアー・キント−ラーセン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson and Johnson Vision Care Inc
Original Assignee
Johnson and Johnson Vision Care Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson Vision Care Inc filed Critical Johnson and Johnson Vision Care Inc
Publication of JPH08187794A publication Critical patent/JPH08187794A/ja
Application granted granted Critical
Publication of JP4094072B2 publication Critical patent/JP4094072B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/006—Degassing moulding material or draining off gas during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/42—Casting under special conditions, e.g. vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/001—Shaping in several steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/005—Using a particular environment, e.g. sterile fluids other than air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2825/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as mould material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Glass Compositions (AREA)
JP16816895A 1994-06-10 1995-06-09 ソフトコンタクトレンズの低酸素成形 Expired - Lifetime JP4094072B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25780294A 1994-06-10 1994-06-10
US257802 1994-06-10

Publications (2)

Publication Number Publication Date
JPH08187794A JPH08187794A (ja) 1996-07-23
JP4094072B2 true JP4094072B2 (ja) 2008-06-04

Family

ID=22977811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16816895A Expired - Lifetime JP4094072B2 (ja) 1994-06-10 1995-06-09 ソフトコンタクトレンズの低酸素成形

Country Status (12)

Country Link
US (1) US5753150A (de)
EP (2) EP1223026A1 (de)
JP (1) JP4094072B2 (de)
AT (1) ATE226884T1 (de)
AU (1) AU708998B2 (de)
BR (1) BR9502735A (de)
CA (1) CA2151333C (de)
CZ (1) CZ146895A3 (de)
DE (1) DE69528686T2 (de)
DK (1) DK0687550T3 (de)
IL (1) IL113691A0 (de)
ZA (1) ZA954816B (de)

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US5804107A (en) 1994-06-10 1998-09-08 Johnson & Johnson Vision Products, Inc. Consolidated contact lens molding
US5760100B1 (en) 1994-09-06 2000-11-14 Ciba Vision Corp Extended wear ophthalmic lens
US7468398B2 (en) 1994-09-06 2008-12-23 Ciba Vision Corporation Extended wear ophthalmic lens
US5681510A (en) † 1994-10-13 1997-10-28 Bausch & Lomb Incorporated Method for treating plastic mold pieces
US6113817A (en) * 1997-03-25 2000-09-05 Novartis Ag Molding processes
AU731550B2 (en) * 1997-03-25 2001-04-05 Novartis Ag Molding processes
US20040074525A1 (en) * 2001-03-27 2004-04-22 Widman Michael F. Transfer apparatus and method and a transfer apparatus cleaner and method
US20040112008A1 (en) 1998-12-21 2004-06-17 Voss Leslie A. Heat seal apparatus for lens packages
US20070157553A1 (en) * 1998-12-21 2007-07-12 Voss Leslie A Heat seal apparatus for lens packages
US6610220B1 (en) * 1998-12-28 2003-08-26 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses with measured exposure to oxygen
US6241918B1 (en) 1998-12-28 2001-06-05 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses in ambient environment
US6609041B1 (en) * 1999-05-05 2003-08-19 Johnson & Johnson Vision Care, Inc. Method and system for SKU tracking and changeover
US6364934B1 (en) 2000-07-31 2002-04-02 Bausch & Lomb Incorporated Method of making ocular devices
WO2002034108A2 (en) 2000-10-19 2002-05-02 Applied Medical Resources Corporation Surgical access apparatus and method
EP1245372B1 (de) 2001-03-26 2011-09-28 Novartis AG Giessform und Verfahren zur Herstellung von opthalmischen Linsen
US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US7008570B2 (en) * 2001-08-09 2006-03-07 Stephen Pegram Method and apparatus for contact lens mold assembly
US6708397B2 (en) * 2001-08-09 2004-03-23 Johnson & Johnson Vision Care, Inc. Inlay station with alignment assemblies and transfer tubes
US7052454B2 (en) * 2001-10-20 2006-05-30 Applied Medical Resources Corporation Sealed surgical access device
CA2488118C (en) * 2002-06-05 2012-01-10 Applied Medical Resources Corporation Wound retractor
US20050020884A1 (en) * 2003-02-25 2005-01-27 Hart Charles C. Surgical access system
US7163510B2 (en) 2003-09-17 2007-01-16 Applied Medical Resources Corporation Surgical instrument access device
ATE551383T1 (de) * 2003-09-23 2012-04-15 Univ North Carolina Photohärtbare perfluorpolyether zur verwendung als neue werkstoffe in mikrofluidischen vorrichtungen
US20080131593A1 (en) * 2004-01-29 2008-06-05 Powell P Mark Contact lens mold printing systems and processes
WO2007021762A2 (en) 2005-08-09 2007-02-22 The University Of North Carolina At Chapel Hill Methods and materials for fabricating microfluidic devices
US7479247B2 (en) * 2005-05-12 2009-01-20 Victor Joyner Method and apparatus for creating sacrificial patterns and cast parts
US7625197B2 (en) * 2005-09-12 2009-12-01 Johnson & Johnson Vision Care, Inc. Devices and processes for performing degassing operations
EP1933732B1 (de) * 2005-10-14 2009-12-02 Applied Medical Resources Corporation Wundenretraktor mit gelkappe
US20080179770A1 (en) * 2007-01-31 2008-07-31 Rooney Thomas R Free form ophthalmic lens mold
CN101678573B (zh) * 2007-05-18 2014-05-07 库柏维景国际控股公司 热固化方法和形成隐形眼镜的系统
US8262952B2 (en) 2007-10-31 2012-09-11 Bausch & Lomb Incorporated Molds for production of ophthalmic devices
US20090295004A1 (en) * 2008-06-02 2009-12-03 Pinsly Jeremy B Silicone hydrogel contact lenses displaying reduced protein uptake
WO2010080382A1 (en) 2008-12-18 2010-07-15 Novartis Ag Method of making an injection molded ophthalmic lens mold and of making an ophthalmic lens
EP2373479B1 (de) * 2008-12-18 2018-05-16 Novartis AG Formwerkzeug und herstellungsverfahren einer ophtalmischen linse
SG186423A1 (en) * 2010-07-09 2013-01-30 Coopervision Int Holding Co Lp Ophthalmic lens molds with low levels of uv light transmittance, ophthalmic lenses molded therein, and related methods
EP2637847B1 (de) 2010-11-10 2014-07-23 Novartis AG Verfahren zur herstellung von kontaktlinsen
ES2550784T3 (es) 2011-05-10 2015-11-12 Applied Medical Resources Corporation Dispositivo retractor de heridas
US10209534B2 (en) 2012-03-27 2019-02-19 Johnson & Johnson Vision Care, Inc. Increased stiffness center optic in soft contact lenses for astigmatism correction
US20130258276A1 (en) * 2012-03-27 2013-10-03 Jonathan Hansen Increased stiffness center optic in soft contact lenses for astigmatism correction
EP4566554A3 (de) 2014-08-15 2025-07-23 Applied Medical Resources Corporation Chirurgisches system mit natürlicher öffnung
WO2016085930A2 (en) 2014-11-25 2016-06-02 Applied Medical Resources Corporation Circumferential wound retraction with support and guidance structures
CA3001311A1 (en) 2015-10-07 2017-04-13 Applied Medical Resources Corporation Wound retractor with multi-segment outer ring
US11125916B2 (en) 2016-07-06 2021-09-21 Johnson & Johnson Vision Care, Inc. Silicone hydrogels comprising N-alkyl methacrylamides and contact lenses made thereof
KR20230152103A (ko) * 2021-03-05 2023-11-02 보오슈 + 롬 아일랜드 리미티드 안과용 디바이스 제조용 금형
HUE073394T2 (hu) 2021-09-14 2026-01-28 Alcon Inc Gyártósor szemészeti lencsék elõállítására
WO2023042063A1 (en) * 2021-09-14 2023-03-23 Alcon Inc. Production line for the production of ophthalmic lenses
EP4667202A1 (de) * 2021-09-14 2025-12-24 Alcon Inc. Fertigungsstrasse zur herstellung von brillengläsern

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US5681510A (en) * 1994-10-13 1997-10-28 Bausch & Lomb Incorporated Method for treating plastic mold pieces

Also Published As

Publication number Publication date
ATE226884T1 (de) 2002-11-15
EP1223026A1 (de) 2002-07-17
US5753150A (en) 1998-05-19
AU2055795A (en) 1995-12-21
IL113691A0 (en) 1995-08-31
CA2151333C (en) 2006-06-06
DK0687550T3 (da) 2003-02-24
EP0687550B1 (de) 2002-10-30
CA2151333A1 (en) 1995-12-11
JPH08187794A (ja) 1996-07-23
AU708998B2 (en) 1999-08-19
DE69528686T2 (de) 2003-06-12
DE69528686D1 (de) 2002-12-05
BR9502735A (pt) 1996-03-12
EP0687550A3 (de) 1996-11-20
CZ146895A3 (en) 1997-04-16
EP0687550A2 (de) 1995-12-20
ZA954816B (en) 1996-12-09

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